Google Identity Authentication Setup Required

Real-time Google Identity single sign-on requires registered OAuth 2.0 credentials in your environment.

# Google Identity OAuth Credentials
GOOGLE_OAUTH_CLIENT_ID=<YOUR_GOOGLE_CLIENT_ID>
GOOGLE_OAUTH_CLIENT_SECRET=<YOUR_GOOGLE_CLIENT_SECRET>
Authorized Callback Redirect URI (Local Development):
Authorized Callback Redirect URI (Production):
Register this exact URL in your Google Identity Developer Console under Authorized Redirect URIs.